Condensed Consolidated Balance Sheets (Current Period Unaudited) (Parentheticals) - USD ($) $ in Thousands	Nov. 26, 2017	Feb. 26, 2017
Accounts receivable, allowance for doubtful accounts	$ 258	$ 294	[1]

[1] The balance sheet at February 26, 2017 has been derived from the audited financial statements at that date.